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1d506c26 | 1 | # Copyright 2008-2024 Free Software Foundation, Inc. |
a0ef4274 DJ |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
16 | # This test was created by modifying attach-stopped.exp. | |
17 | # This file was created by Jan Kratochvil <jan.kratochvil@redhat.com>. | |
18 | ||
19 | # This test only works on Linux | |
604f757b | 20 | require !use_gdb_stub isnative |
52c0551e TT |
21 | require {!is_remote host} |
22 | require {istarget *-linux*} | |
a0ef4274 | 23 | |
0efbbabc | 24 | standard_testfile |
cc51a170 PA |
25 | set executable_nothr ${testfile}-nothr |
26 | set executable_thr ${testfile}-thr | |
a0ef4274 | 27 | |
cc51a170 | 28 | proc corefunc { threadtype executable } { |
a0ef4274 | 29 | global srcfile |
a0ef4274 DJ |
30 | global srcdir |
31 | global subdir | |
32 | global gdb_prompt | |
cc51a170 | 33 | |
13fc3e3c PA |
34 | with_test_prefix "$threadtype" { |
35 | clean_restart ${executable} | |
cc51a170 | 36 | |
0efbbabc TT |
37 | set binfile [standard_output_file $executable] |
38 | set escapedbinfile [string_to_regexp ${binfile}] | |
cc51a170 | 39 | |
13fc3e3c PA |
40 | gdb_test "handle SIGALRM stop print pass" "Yes.*Yes.*Yes.*" |
41 | ||
2c8c5d37 PA |
42 | set test_spawn_id [spawn_wait_for_attach $binfile] |
43 | set testpid [spawn_id_get_pid $test_spawn_id] | |
13fc3e3c PA |
44 | |
45 | # Run 2 passes of the test. | |
46 | # The C file inferior stops pending its signals if a single one is lost, | |
47 | # we test successful redelivery of the caught signal by the 2nd pass. | |
48 | ||
49 | # linux-2.6.20.4.x86_64 had maximal attempt # 20 in 4 test runs. | |
50 | set attempts 100 | |
51 | set attempt 1 | |
52 | set passes 1 | |
53 | while { $passes < 3 && $attempt <= $attempts } { | |
eb2bfbad PA |
54 | set test "attach (pass $passes), pending signal catch" |
55 | if {[gdb_test_multiple "attach $testpid" $test { | |
56 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.* received signal SIGALRM.*$gdb_prompt $" { | |
57 | # nonthreaded: | |
58 | pass $test | |
59 | verbose -log "$test succeeded on the attempt # $attempt of $attempts" | |
60 | set passes [expr $passes + 1] | |
61 | } | |
62 | -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" { | |
63 | set ok 0 | |
64 | ||
65 | if { $threadtype == "threaded" } { | |
66 | # In the threaded case, the signal is left | |
67 | # pending on the second thread. Check for | |
68 | # that by peeking at the thread's siginfo. | |
69 | # SIGALRM is 14, SIGSTOP is 19. | |
70 | ||
71 | set test2 "thread apply 2 print \$_siginfo.si_signo" | |
72 | gdb_test_multiple $test2 $test2 { | |
73 | -re " = 14\r\n$gdb_prompt $" { | |
74 | set ok 1 | |
75 | } | |
76 | -re " = 19\r\n$gdb_prompt $" { | |
7da5b897 | 77 | } |
7da5b897 | 78 | } |
eb2bfbad PA |
79 | } else { |
80 | # In the nonthreaded case, GDB should tell the | |
81 | # user about having seen a signal. | |
82 | } | |
7da5b897 | 83 | |
eb2bfbad PA |
84 | if { $ok == 0} { |
85 | # We just lack the luck, we should try it again. | |
86 | set attempt [expr $attempt + 1] | |
87 | } else { | |
88 | pass $test | |
89 | verbose -log "$test succeeded on the attempt # $attempt of $attempts" | |
90 | set passes [expr $passes + 1] | |
7da5b897 | 91 | } |
c5a006e6 | 92 | } |
eb2bfbad PA |
93 | }] != 0 } { |
94 | break | |
95 | } | |
a0ef4274 | 96 | |
cce0ae56 | 97 | gdb_test -nopass "detach" "Detaching from.*" |
13fc3e3c | 98 | } |
7da5b897 | 99 | |
13fc3e3c PA |
100 | if {$passes < 3} { |
101 | if {$attempt > $attempts} { | |
102 | unresolved $test | |
103 | } else { | |
104 | fail $test | |
105 | } | |
a0ef4274 | 106 | } |
a0ef4274 | 107 | |
13fc3e3c | 108 | # Exit and detach the process. |
13fc3e3c | 109 | gdb_exit |
a0ef4274 | 110 | |
13fc3e3c PA |
111 | # Continue the program - some Linux kernels need it before -9 if the |
112 | # process is stopped. | |
113 | remote_exec build "kill -s CONT ${testpid}" | |
7da5b897 | 114 | |
2c8c5d37 | 115 | kill_wait_spawned_process $test_spawn_id |
13fc3e3c | 116 | } |
cc51a170 | 117 | } |
a0ef4274 DJ |
118 | |
119 | # build the test case first without threads | |
120 | # | |
cc51a170 PA |
121 | if {[build_executable $testfile $executable_nothr $srcfile] == -1} { |
122 | untested "attach-into-signal.exp (nonthreaded)" | |
c7a6ca08 | 123 | return -1 |
a0ef4274 DJ |
124 | } |
125 | ||
cc51a170 | 126 | corefunc nonthreaded ${executable_nothr} |
a0ef4274 DJ |
127 | |
128 | # build the test case also with threads | |
129 | # | |
0efbbabc | 130 | if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" [standard_output_file ${executable_thr}] executable {debug additional_flags=-DUSE_THREADS}] != "" } { |
c7a6ca08 PA |
131 | untested "attach-into-signal.exp (threaded)" |
132 | return -1 | |
a0ef4274 DJ |
133 | } |
134 | ||
cc51a170 | 135 | corefunc threaded ${executable_thr} |